Home / 65,560,903.20-98,416,004.40-38,649,722.40

Finding the Fourth Proportional to 65,560,903.20, 98,416,004.40 and 38,649,722.40

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Solution

The fourth proportional to 65,560,903.20, 98,416,004.40 and 38,649,722.40 is: 58,018,591.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,560,903.20 : 98,416,004.40 = 38,649,722.40 : x
  2. Step 2: Convert to fraction form
    65,560,903.20/98,416,004.40 = 38,649,722.40/x
  3. Step 3: Cross multiply
    65,560,903.20x = 98,416,004.40 × 38,649,722.40
  4. Step 4: Simplify right side
    65,560,903.20x = 3,803,751,249,777,178.50
  5. Step 5: Solve for x
    x = 3,803,751,249,777,178.50/65,560,903.20
  6. Step 6: Final answer
    x = 58,018,591.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.